From a52160ad7bb6fe9056818184aadf8362cce1eca6 Mon Sep 17 00:00:00 2001
From: Nicolas Braud-Santoni <nicolas@braud-santoni.eu>
Date: Sat, 23 Mar 2019 23:31:38 +0100
Subject: [PATCH] Vector2: Add cross-references to the relevant protocols in
 docstring

---
 ppb_vector/vector2.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ppb_vector/vector2.py b/ppb_vector/vector2.py
index 94841603..6533cf40 100644
--- a/ppb_vector/vector2.py
+++ b/ppb_vector/vector2.py
@@ -63,8 +63,9 @@ class Vector2:
     :py:class:`Vector2` implements many convenience features, as well as
     useful mathematical operations for 2D geometry and linear algebra.
 
-    :py:class:`Vector2` acts as an iterable and sequence, allowing usage like
-    unpacking and indexing:
+    :py:class:`Vector2` implements :py:class:`Sequence
+    <collections.abc.Sequence>` (and subsequently :py:class:`Iterable
+    <collections.abc.Iterable>`), allowing usage like unpacking and indexing:
 
     >>> x, y = Vector2(1, 2)
     >>> x